Review on Herbal Teas - ResearchGate

Assorted chemicals in different types of tea per 5 oz cup: Black Tea Oolong Tea Green Tea White Tea Caffeine ~ 50 mg ~40 ~20 ~10 Theophylline ~1 mg Polyphenols ~1/5 green tea 50 - 150 mg Fluoride ~0.25mg ~0.125mg ~0.25 Other values of fluoride, mostly referring to or recalculating for fluoride in a 5 oz cup of black tea, report 0.5 - 1.4 - 7.8 mg. ................
................